Jquery Show hide for table

Jquery Show hide for table

I am a newbie to jquery

I want this javscript code to be converted using jquery


<script type="text/javascript">
function check()
{
    var h1= document.getElementById("hid1").style;
    var h2= document.getElementById("hid2").style;
   
    if(h1.visibility=="hidden" && h2.visibility=="hidden")
    {
        h1.visibility="visible";
        h2.visibility="visible";
       
    }
    else
    {
        h1.visibility="hidden";
        h2.visibility="hidden";
    }
}
</script>

<tr>
<td>
 <input type="radio" name="ia_code" id="ia_code" value="IA1"  > IA 1<br>
<input type="radio" name="ia_code"  id="ia_code" value="IA2"> IA 2<br>
<input type="radio" name="ia_code" id="ia_code"  value="IA3"> IA 3<br>
<input type="radio" name="ia_code" id="ia_code" onclick="check()"  value="fin"> Consolidated IA<br>
</td></tr>

<tr id="hid1" style= "visibility: hidden;">
<td>Sem</td>
<td>
<select name="sem" >
<?php for($i=1;$i<=5;$i++) { ?>
<option><?php echo $i; ?> </option>

<?php } ?>
</select>
</td>
</tr>
<tr id="hid2" style= "visibility: hidden;">
<td>Acedemic Year</td>
<td><input type="text" name="acc_year" size="4"></td>
</tr>

The sem and accedemic year are hidden on click of IA Code 3 radio button the fields are show and on click on same button it becomes hidden

can any one please help